[CentOS] CentOS 7.2 - no GUI login after upgrade

Fri Dec 4 09:25:53 UTC 2015
Leon Fauster <leonfauster at googlemail.com>

Am 04.12.2015 um 03:12 schrieb Earl A Ramirez <earlaramirez at gmail.com>:
> After installing and enabling the centos-release-cr repo on my CentOS 7.1
> laptop; I ran yum clean all and yum update. Yum complained about gstreamer1
> dependencies that is caused by epel repo; therefore, I excluded it from the
> epel repo and run yum update one more time and it went through.
> After the update was completed I rebooted the laptop and I will just get
> the splash screen but will never get to the actual login screen; I have
> experienced this in the past from CentOS 7.0 to 7.1 upgrade and at that
> time it was caused by SELinux relabeling some of the configuration files;
> e.g. /etc/passwd and /etc/shadow. This was discovered after I went into
> single user mode and checked the journal.
> I booted in the previous successful kernel that loaded and I experienced
> the same behavior; therefore I went into single user mode from the latest
> kernel that came with CentOS 7.2 and the previous kernel, checked the
> journal and there were no errors that give me a hint of what is going
> wrong. There are no SELinux relabeling but I left the laptop on for a few
> hours because I was modifying a few directories to accommodate docker and
> KVM storage from the default setup.
> Any pointers on how to get the login screen?

What about the gstreamer1 stuff, are all necessary 
libraries (linkage) in place? Especially for the EPEL